Add 6/40 and 9/3
1st number: 6/40, 2nd number: 3 0/3
6/40 + 9/3 is 63/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 3 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
6/40 = 6 × 3/40 × 3 = 18/120 - Likewise, for the 2nd fraction, since 3 × 40 = 120,
9/3 = 9 × 40/3 × 40 = 360/120 - Add the two like fractions:
18/120 + 360/120 = 18 + 360/120 = 378/120 - 378/120 simplified gives 63/20
- So, 6/40 + 9/3 = 63/20
In mixed form: 33/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/40+9/3 6/40+18/3 6/80+9/3 6/40+9/6 18/40+9/3 6/40+27/3 30/40+9/3 6/40+45/3 6/40+9/15 42/40+9/3 6/40+63/3 6/40+9/21